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type.h File Reference
#include "ecpgtype.h"
Include dependency graph for type.h:
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Data Structures

struct  ECPGstruct_member
 
struct  ECPGtype
 
struct  ECPGtemp_type
 
struct  when
 
struct  index
 
struct  su_symbol
 
struct  prep
 
struct  this_type
 
struct  _include_path
 
struct  cursor
 
struct  typedefs
 
struct  _defines
 
struct  variable
 
struct  arguments
 
struct  descriptor
 
struct  assignment
 
struct  fetch_desc
 

Enumerations

enum  WHEN_TYPE {
  W_NOTHING, W_CONTINUE, W_BREAK, W_SQLPRINT,
  W_GOTO, W_DO, W_STOP
}
 
enum  errortype { ET_WARNING, ET_ERROR }
 

Functions

void ECPGmake_struct_member (char *, struct ECPGtype *, struct ECPGstruct_member **)
 
struct ECPGtypeECPGmake_simple_type (enum ECPGttype, char *, int)
 
struct ECPGtypeECPGmake_array_type (struct ECPGtype *, char *)
 
struct ECPGtypeECPGmake_struct_type (struct ECPGstruct_member *, enum ECPGttype, char *, char *)
 
struct ECPGstruct_memberECPGstruct_member_dup (struct ECPGstruct_member *)
 
void ECPGfree_struct_member (struct ECPGstruct_member *)
 
void ECPGfree_type (struct ECPGtype *)
 
void ECPGdump_a_type (FILE *, const char *, struct ECPGtype *, const int, const char *, struct ECPGtype *, const int, const char *, const char *, char *, const char *, const char *)
 
const char * ecpg_type_name (enum ECPGttype type)
 

Enumeration Type Documentation

enum errortype
Enumerator
ET_WARNING 
ET_ERROR 

Definition at line 187 of file type.h.

188 {
190 };
Definition: type.h:189
enum WHEN_TYPE
Enumerator
W_NOTHING 
W_CONTINUE 
W_BREAK 
W_SQLPRINT 
W_GOTO 
W_DO 
W_STOP 

Definition at line 72 of file type.h.

73 {
74  W_NOTHING,
75  W_CONTINUE,
76  W_BREAK,
77  W_SQLPRINT,
78  W_GOTO,
79  W_DO,
80  W_STOP
81 };
Definition: type.h:74
Definition: type.h:80
Definition: type.h:79
Definition: type.h:76
Definition: type.h:78

Function Documentation

const char* ecpg_type_name ( enum ECPGttype  type)

Definition at line 17 of file typename.c.

References ECPGt_bool, ECPGt_char, ECPGt_char_variable, ECPGt_const, ECPGt_date, ECPGt_decimal, ECPGt_double, ECPGt_float, ECPGt_int, ECPGt_interval, ECPGt_long, ECPGt_long_long, ECPGt_numeric, ECPGt_short, ECPGt_string, ECPGt_timestamp, ECPGt_unsigned_char, ECPGt_unsigned_int, ECPGt_unsigned_long, ECPGt_unsigned_long_long, ECPGt_unsigned_short, and ECPGt_varchar.

18 {
19  switch (typ)
20  {
21  case ECPGt_char:
22  case ECPGt_string:
23  return "char";
25  return "unsigned char";
26  case ECPGt_short:
27  return "short";
29  return "unsigned short";
30  case ECPGt_int:
31  return "int";
32  case ECPGt_unsigned_int:
33  return "unsigned int";
34  case ECPGt_long:
35  return "long";
37  return "unsigned long";
38  case ECPGt_long_long:
39  return "long long";
41  return "unsigned long long";
42  case ECPGt_float:
43  return "float";
44  case ECPGt_double:
45  return "double";
46  case ECPGt_bool:
47  return "bool";
48  case ECPGt_varchar:
49  return "varchar";
51  return "char";
52  case ECPGt_decimal:
53  return "decimal";
54  case ECPGt_numeric:
55  return "numeric";
56  case ECPGt_date:
57  return "date";
58  case ECPGt_timestamp:
59  return "timestamp";
60  case ECPGt_interval:
61  return "interval";
62  case ECPGt_const:
63  return "Const";
64  default:
65  abort();
66  }
67  return ""; /* keep MSC compiler happy */
68 }
void ECPGdump_a_type ( FILE *  ,
const char *  ,
struct ECPGtype ,
const int  ,
const char *  ,
struct ECPGtype ,
const int  ,
const char *  ,
const char *  ,
char *  ,
const char *  ,
const char *   
)

Definition at line 239 of file type.c.

References base_yyerror(), variable::brace_level, ECPGtype::counter, ECPGdump_a_simple(), ECPGdump_a_struct(), ECPGt_array, ECPGt_char_variable, ECPGt_const, ECPGt_descriptor, ECPGt_NO_INDICATOR, ECPGt_sqlda, ECPGt_struct, ECPGt_union, ECPGtype::element, ET_ERROR, ET_WARNING, find_variable(), free, INDICATOR_NOT_ARRAY, INDICATOR_NOT_SIMPLE, INDICATOR_NOT_STRUCT, indicator_set, IS_SIMPLE_TYPE, mm_strdup(), mmerror(), mmfatal(), NULL, PARSE_ERROR, ECPGtype::size, ECPGtype::type, variable::type, ECPGtype::type_name, and ECPGtype::u.

Referenced by dump_variables(), ECPGdump_a_struct(), output_get_descr(), and output_set_descr().

244 {
245  struct variable *var;
246 
247  if (type->type != ECPGt_descriptor && type->type != ECPGt_sqlda &&
248  type->type != ECPGt_char_variable && type->type != ECPGt_const &&
249  brace_level >= 0)
250  {
251  char *str;
252 
253  str = mm_strdup(name);
254  var = find_variable(str);
255  free(str);
256 
257  if ((var->type->type != type->type) ||
258  (var->type->type_name && !type->type_name) ||
259  (!var->type->type_name && type->type_name) ||
260  (var->type->type_name && type->type_name && strcmp(var->type->type_name, type->type_name) != 0))
261  mmerror(PARSE_ERROR, ET_ERROR, "variable \"%s\" is hidden by a local variable of a different type", name);
262  else if (var->brace_level != brace_level)
263  mmerror(PARSE_ERROR, ET_WARNING, "variable \"%s\" is hidden by a local variable", name);
264 
265  if (ind_name && ind_type && ind_type->type != ECPGt_NO_INDICATOR && ind_brace_level >= 0)
266  {
267  str = mm_strdup(ind_name);
268  var = find_variable(str);
269  free(str);
270 
271  if ((var->type->type != ind_type->type) ||
272  (var->type->type_name && !ind_type->type_name) ||
273  (!var->type->type_name && ind_type->type_name) ||
274  (var->type->type_name && ind_type->type_name && strcmp(var->type->type_name, ind_type->type_name) != 0))
275  mmerror(PARSE_ERROR, ET_ERROR, "indicator variable \"%s\" is hidden by a local variable of a different type", ind_name);
276  else if (var->brace_level != ind_brace_level)
277  mmerror(PARSE_ERROR, ET_WARNING, "indicator variable \"%s\" is hidden by a local variable", ind_name);
278  }
279  }
280 
281  switch (type->type)
282  {
283  case ECPGt_array:
284  if (indicator_set && ind_type->type != ECPGt_array)
285  mmfatal(INDICATOR_NOT_ARRAY, "indicator for array/pointer has to be array/pointer");
286  switch (type->u.element->type)
287  {
288  case ECPGt_array:
289  mmerror(PARSE_ERROR, ET_ERROR, "nested arrays are not supported (except strings)"); /* array of array */
290  break;
291  case ECPGt_struct:
292  case ECPGt_union:
294  ind_name,
295  type->size,
296  type->u.element,
297  (ind_type == NULL) ? NULL : ((ind_type->type == ECPGt_NO_INDICATOR) ? ind_type : ind_type->u.element),
298  prefix, ind_prefix);
299  break;
300  default:
301  if (!IS_SIMPLE_TYPE(type->u.element->type))
302  base_yyerror("internal error: unknown datatype, please report this to <pgsql-bugs@postgresql.org>");
303 
305  type->u.element->type,
306  type->u.element->size, type->size, struct_sizeof ? struct_sizeof : NULL,
307  prefix, type->u.element->counter);
308 
309  if (ind_type != NULL)
310  {
311  if (ind_type->type == ECPGt_NO_INDICATOR)
312  {
313  char *str_neg_one = mm_strdup("-1");
314 
315  ECPGdump_a_simple(o, ind_name, ind_type->type, ind_type->size, str_neg_one, NULL, ind_prefix, 0);
316  free(str_neg_one);
317  }
318  else
319  {
320  ECPGdump_a_simple(o, ind_name, ind_type->u.element->type,
321  ind_type->u.element->size, ind_type->size, NULL, ind_prefix, 0);
322  }
323  }
324  }
325  break;
326  case ECPGt_struct:
327  {
328  char *str_one = mm_strdup("1");
329 
330  if (indicator_set && ind_type->type != ECPGt_struct)
331  mmfatal(INDICATOR_NOT_STRUCT, "indicator for struct has to be a struct");
332 
333  ECPGdump_a_struct(o, name, ind_name, str_one, type, ind_type, prefix, ind_prefix);
334  free(str_one);
335  }
336  break;
337  case ECPGt_union: /* cannot dump a complete union */
338  base_yyerror("type of union has to be specified");
339  break;
340  case ECPGt_char_variable:
341  {
342  /*
343  * Allocate for each, as there are code-paths where the values
344  * get stomped on.
345  */
346  char *str_varchar_one = mm_strdup("1");
347  char *str_arr_one = mm_strdup("1");
348  char *str_neg_one = mm_strdup("-1");
349 
350  if (indicator_set && (ind_type->type == ECPGt_struct || ind_type->type == ECPGt_array))
351  mmfatal(INDICATOR_NOT_SIMPLE, "indicator for simple data type has to be simple");
352 
353  ECPGdump_a_simple(o, name, type->type, str_varchar_one, (arr_str_size && strcmp(arr_str_size, "0") != 0) ? arr_str_size : str_arr_one, struct_sizeof, prefix, 0);
354  if (ind_type != NULL)
355  ECPGdump_a_simple(o, ind_name, ind_type->type, ind_type->size, (arr_str_size && strcmp(arr_str_size, "0") != 0) ? arr_str_size : str_neg_one, ind_struct_sizeof, ind_prefix, 0);
356 
357  free(str_varchar_one);
358  free(str_arr_one);
359  free(str_neg_one);
360  }
361  break;
362  case ECPGt_descriptor:
363  {
364  /*
365  * Allocate for each, as there are code-paths where the values
366  * get stomped on.
367  */
368  char *str_neg_one = mm_strdup("-1");
369  char *ind_type_neg_one = mm_strdup("-1");
370 
371  if (indicator_set && (ind_type->type == ECPGt_struct || ind_type->type == ECPGt_array))
372  mmfatal(INDICATOR_NOT_SIMPLE, "indicator for simple data type has to be simple");
373 
374  ECPGdump_a_simple(o, name, type->type, NULL, str_neg_one, NULL, prefix, 0);
375  if (ind_type != NULL)
376  ECPGdump_a_simple(o, ind_name, ind_type->type, ind_type->size, ind_type_neg_one, NULL, ind_prefix, 0);
377 
378  free(str_neg_one);
379  free(ind_type_neg_one);
380  }
381  break;
382  default:
383  {
384  /*
385  * Allocate for each, as there are code-paths where the values
386  * get stomped on.
387  */
388  char *str_neg_one = mm_strdup("-1");
389  char *ind_type_neg_one = mm_strdup("-1");
390 
391  if (indicator_set && (ind_type->type == ECPGt_struct || ind_type->type == ECPGt_array))
392  mmfatal(INDICATOR_NOT_SIMPLE, "indicator for simple data type has to be simple");
393 
394  ECPGdump_a_simple(o, name, type->type, type->size, (arr_str_size && strcmp(arr_str_size, "0") != 0) ? arr_str_size : str_neg_one, struct_sizeof, prefix, type->counter);
395  if (ind_type != NULL)
396  ECPGdump_a_simple(o, ind_name, ind_type->type, ind_type->size, (arr_str_size && strcmp(arr_str_size, "0") != 0) ? arr_str_size : ind_type_neg_one, ind_struct_sizeof, ind_prefix, 0);
397 
398  free(str_neg_one);
399  free(ind_type_neg_one);
400  }
401  break;
402  }
403 }
#define INDICATOR_NOT_ARRAY
Definition: extern.h:118
int brace_level
Definition: type.h:162
#define IS_SIMPLE_TYPE(type)
Definition: ecpgtype.h:91
struct variable * find_variable(char *)
Definition: variable.c:194
Definition: type.h:189
char * mm_strdup(const char *string)
Definition: type.c:25
enum ECPGttype type
Definition: extern.h:113
#define indicator_set
Definition: type.c:7
void mmerror(int errorcode, enum errortype type, const char *error,...) pg_attribute_printf(3
#define INDICATOR_NOT_SIMPLE
Definition: extern.h:121
void void mmfatal(int errorcode, const char *error,...) pg_attribute_printf(2
static void ECPGdump_a_simple(FILE *o, const char *name, enum ECPGttype type, char *varcharsize, char *arrsize, const char *size, const char *prefix, int)
Definition: type.c:409
#define free(a)
Definition: header.h:65
static void ECPGdump_a_struct(FILE *o, const char *name, const char *ind_name, char *arrsize, struct ECPGtype *type, struct ECPGtype *ind_type, const char *prefix, const char *ind_prefix)
Definition: type.c:572
#define NULL
Definition: c.h:229
enum ECPGttype ind_type
Definition: extern.h:119
const char * name
Definition: encode.c:521
void base_yyerror(const char *)
#define PARSE_ERROR
Definition: extern.h:117
#define INDICATOR_NOT_STRUCT
Definition: extern.h:120
void ECPGfree_struct_member ( struct ECPGstruct_member )

Definition at line 620 of file type.c.

References free, ECPGstruct_member::name, ECPGstruct_member::next, and ECPGstruct_member::type.

Referenced by ECPGfree_type(), and main().

621 {
622  while (rm)
623  {
624  struct ECPGstruct_member *p = rm;
625 
626  rm = rm->next;
627  free(p->name);
628  free(p->type);
629  free(p);
630  }
631 }
char * name
Definition: type.h:12
struct ECPGtype * type
Definition: type.h:13
#define free(a)
Definition: header.h:65
struct ECPGstruct_member * next
Definition: type.h:14
void ECPGfree_type ( struct ECPGtype )

Definition at line 634 of file type.c.

References base_yyerror(), ECPGfree_struct_member(), ECPGt_array, ECPGt_struct, ECPGt_union, ECPGtype::element, ET_ERROR, free, IS_SIMPLE_TYPE, ECPGtype::members, mmerror(), PARSE_ERROR, ECPGtype::type, and ECPGtype::u.

Referenced by remove_variables().

635 {
636  if (!IS_SIMPLE_TYPE(type->type))
637  {
638  switch (type->type)
639  {
640  case ECPGt_array:
641  switch (type->u.element->type)
642  {
643  case ECPGt_array:
644  base_yyerror("internal error: found multidimensional array\n");
645  break;
646  case ECPGt_struct:
647  case ECPGt_union:
648  /* Array of structs. */
650  free(type->u.element);
651  break;
652  default:
653  if (!IS_SIMPLE_TYPE(type->u.element->type))
654  base_yyerror("internal error: unknown datatype, please report this to <pgsql-bugs@postgresql.org>");
655 
656  free(type->u.element);
657  }
658  break;
659  case ECPGt_struct:
660  case ECPGt_union:
662  break;
663  default:
664  mmerror(PARSE_ERROR, ET_ERROR, "unrecognized variable type code %d", type->type);
665  break;
666  }
667  }
668  free(type);
669 }
#define IS_SIMPLE_TYPE(type)
Definition: ecpgtype.h:91
struct ECPGstruct_member * members
Definition: type.h:30
Definition: type.h:189
void mmerror(int errorcode, enum errortype type, const char *error,...) pg_attribute_printf(3
struct ECPGtype * element
Definition: type.h:28
union ECPGtype::@125 u
void ECPGfree_struct_member(struct ECPGstruct_member *rm)
Definition: type.c:620
struct ECPGtype * type
Definition: type.h:13
#define free(a)
Definition: header.h:65
enum ECPGttype type
Definition: type.h:19
void base_yyerror(const char *)
#define PARSE_ERROR
Definition: extern.h:117
struct ECPGtype* ECPGmake_array_type ( struct ECPGtype ,
char *   
)

Definition at line 111 of file type.c.

References ECPGmake_simple_type(), ECPGt_array, ECPGtype::element, ECPGtype::type, and ECPGtype::u.

Referenced by ECPGstruct_member_dup(), find_struct_member(), and find_variable().

112 {
113  struct ECPGtype *ne = ECPGmake_simple_type(ECPGt_array, size, 0);
114 
115  ne->u.element = type;
116 
117  return ne;
118 }
Definition: type.h:17
struct ECPGtype * ECPGmake_simple_type(enum ECPGttype type, char *size, int counter)
Definition: type.c:96
struct ECPGtype * element
Definition: type.h:28
char * size
Definition: type.h:22
union ECPGtype::@125 u
enum ECPGttype type
Definition: type.h:19
struct ECPGtype* ECPGmake_simple_type ( enum  ECPGttype,
char *  ,
int   
)

Definition at line 96 of file type.c.

References ECPGtype::counter, ECPGtype::element, mm_alloc(), NULL, ECPGtype::size, ECPGtype::struct_sizeof, ECPGtype::type, ECPGtype::type_name, and ECPGtype::u.

Referenced by ECPGmake_array_type(), ECPGmake_struct_type(), ECPGstruct_member_dup(), find_struct_member(), and find_variable().

97 {
98  struct ECPGtype *ne = (struct ECPGtype *) mm_alloc(sizeof(struct ECPGtype));
99 
100  ne->type = type;
101  ne->type_name = NULL;
102  ne->size = size;
103  ne->u.element = NULL;
104  ne->struct_sizeof = NULL;
105  ne->counter = counter; /* only needed for varchar */
106 
107  return ne;
108 }
Definition: type.h:17
struct ECPGtype * element
Definition: type.h:28
char * size
Definition: type.h:22
union ECPGtype::@125 u
int counter
Definition: type.h:33
void * mm_alloc(size_t size)
Definition: type.c:13
#define NULL
Definition: c.h:229
char * type_name
Definition: type.h:20
enum ECPGttype type
Definition: type.h:19
char * struct_sizeof
Definition: type.h:24
void ECPGmake_struct_member ( char *  ,
struct ECPGtype ,
struct ECPGstruct_member **   
)

Definition at line 77 of file type.c.

References mm_alloc(), mm_strdup(), ECPGstruct_member::name, ECPGstruct_member::next, NULL, and ECPGstruct_member::type.

Referenced by ECPGstruct_member_dup().

78 {
79  struct ECPGstruct_member *ptr,
80  *ne =
81  (struct ECPGstruct_member *) mm_alloc(sizeof(struct ECPGstruct_member));
82 
83  ne->name = mm_strdup(name);
84  ne->type = type;
85  ne->next = NULL;
86 
87  for (ptr = *start; ptr && ptr->next; ptr = ptr->next);
88 
89  if (ptr)
90  ptr->next = ne;
91  else
92  *start = ne;
93 }
char * name
Definition: type.h:12
char * mm_strdup(const char *string)
Definition: type.c:25
struct ECPGtype * type
Definition: type.h:13
void * mm_alloc(size_t size)
Definition: type.c:13
#define NULL
Definition: c.h:229
const char * name
Definition: encode.c:521
struct ECPGstruct_member * next
Definition: type.h:14
struct ECPGtype* ECPGmake_struct_type ( struct ECPGstruct_member ,
enum  ECPGttype,
char *  ,
char *   
)

Definition at line 121 of file type.c.

References ECPGmake_simple_type(), ECPGstruct_member_dup(), ECPGtype::members, mm_strdup(), ECPGtype::struct_sizeof, ECPGtype::type_name, and ECPGtype::u.

Referenced by ECPGstruct_member_dup(), find_struct_member(), and find_variable().

122 {
123  struct ECPGtype *ne = ECPGmake_simple_type(type, mm_strdup("1"), 0);
124 
126  ne->u.members = ECPGstruct_member_dup(rm);
128 
129  return ne;
130 }
struct ECPGstruct_member * members
Definition: type.h:30
char * mm_strdup(const char *string)
Definition: type.c:25
Definition: type.h:17
struct ECPGtype * ECPGmake_simple_type(enum ECPGttype type, char *size, int counter)
Definition: type.c:96
union ECPGtype::@125 u
struct ECPGstruct_member * ECPGstruct_member_dup(struct ECPGstruct_member *rm)
Definition: type.c:37
char * type_name
Definition: type.h:20
enum ECPGttype type
Definition: type.h:19
char * struct_sizeof
Definition: type.h:24
struct ECPGstruct_member* ECPGstruct_member_dup ( struct ECPGstruct_member )

Definition at line 37 of file type.c.

References ECPGtype::counter, ECPGmake_array_type(), ECPGmake_simple_type(), ECPGmake_struct_member(), ECPGmake_struct_type(), ECPGt_array, ECPGt_struct, ECPGt_union, ECPGtype::element, ECPGtype::members, ECPGstruct_member::name, ECPGstruct_member::next, NULL, ECPGtype::size, ECPGtype::struct_sizeof, ECPGstruct_member::type, ECPGtype::type, ECPGtype::type_name, and ECPGtype::u.

Referenced by ECPGmake_struct_type().

38 {
39  struct ECPGstruct_member *new = NULL;
40 
41  while (rm)
42  {
43  struct ECPGtype *type;
44 
45  switch (rm->type->type)
46  {
47  case ECPGt_struct:
48  case ECPGt_union:
49  type = ECPGmake_struct_type(rm->type->u.members, rm->type->type, rm->type->type_name, rm->type->struct_sizeof);
50  break;
51  case ECPGt_array:
52 
53  /*
54  * if this array does contain a struct again, we have to
55  * create the struct too
56  */
57  if (rm->type->u.element->type == ECPGt_struct || rm->type->u.element->type == ECPGt_union)
58  type = ECPGmake_struct_type(rm->type->u.element->u.members, rm->type->u.element->type, rm->type->u.element->type_name, rm->type->u.element->struct_sizeof);
59  else
60  type = ECPGmake_array_type(ECPGmake_simple_type(rm->type->u.element->type, rm->type->u.element->size, rm->type->u.element->counter), rm->type->size);
61  break;
62  default:
63  type = ECPGmake_simple_type(rm->type->type, rm->type->size, rm->type->counter);
64  break;
65  }
66 
67  ECPGmake_struct_member(rm->name, type, &new);
68 
69  rm = rm->next;
70  }
71 
72  return (new);
73 }
void ECPGmake_struct_member(char *name, struct ECPGtype *type, struct ECPGstruct_member **start)
Definition: type.c:77
struct ECPGtype * ECPGmake_array_type(struct ECPGtype *type, char *size)
Definition: type.c:111
Definition: type.h:17
struct ECPGtype * ECPGmake_simple_type(enum ECPGttype type, char *size, int counter)
Definition: type.c:96
#define NULL
Definition: c.h:229
struct ECPGtype * ECPGmake_struct_type(struct ECPGstruct_member *rm, enum ECPGttype type, char *type_name, char *struct_sizeof)
Definition: type.c:121
enum ECPGttype type
Definition: type.h:19